Prepare pie crusts with the recipe listed.
Preheat oven to 400 degrees.
Open the cans of peaches and drain the excess peach liquid into a sauce pan. Set the peaches aside in their cans.
Add the sugar, cornstarch, cinnamon and butter to the peach liquid.
Turn the stovetop heat to medium and stir constantly until the mixture thickens.
Add the peaches and vanilla to the thickened mixture and stir.
Pour the peach mixture into the prepared pie crust.
Add the second pie crust to the top and carefully pinch the top pie crust to the bottom pie crust.
In a small bowl, whisk the egg together with the water. Brush the top of your pie crust with the egg wash then cut a slit in the top of the pie. Fee free to create a lattice design with your crust as well.
Add tin foil to the edges of the pie crust and bake at 400 degrees for 10 minutes.
Lower the heat of the oven to 350 degrees and bake the pie for an additional 40 minutes.
Remove from the oven and let it cool slightly before serving.